Keriotheca
蜂窝层
🗣️ 情景例句
I've been thinking about it for weeks now.
为这事我想了几个星期。
What brings you to Beijing?
什么风把你吹到北京来的？
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，